Submission #549990

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
549990	2022-04-17 03:18:36	hohohaha	Meetings 2 (JOI21_meetings2)	C++14	100 / 100	251 ms	94284 KiB

meetings2

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#include<bits/stdc++.h>
using namespace std;
#define fori(i, l, r) for(int i = (int) (l); i <= (int) (r); i++) 
#define ford(i, r, l) for(int i = (int) (r); i >= (int) (l); i--) 
#define ii pair<int, int> 
#define fi first
#define se second
#define vi vector<int> 
#define eb emplace_back
#define em emplace
#define sp ' ' 
#define endl '\n'
#define int long long
const int maxn =2e5 +5; 
int n; 
vi g[maxn]; 
int tim; 
int tin[maxn]; 
int dep[maxn]; 
int sz[maxn]; 
int euler[maxn * 2]; 
int lca[21][maxn * 2]; 
vector<int> nodes_sz[maxn]; 
pair<int, ii> Dia; 
int ans[maxn]; 
void dfs_sz(int u, int p) { 
  sz[u] = 1; 
  for(int v: g[u]) { 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

meetings2.cpp: In function 'int main()':
meetings2.cpp:95:81: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   95 |    lca[bit][i] = !bit? euler[i]: hg(lca[bit - 1][i], lca[bit - 1][i + (1 << bit - 1)]);
      |                                                                             ~~~~^~~

• Subtask 1: 4 / 4
• Subtask 2: 16 / 16
• Subtask 3: 80 / 80